Make box_url nil by default
Make box_url nil by default

obnoxxx/vagrant,tbarrongh/vagrant,pwnall/vagrant,Chhunlong/vagrant,gpkfr/vagrant,theist/vagrant,johntron/vagrant,muhanadra/vagrant,philwrenn/vagrant,janek-warchol/vagrant,bryson/vagrant,sax/vagrant,juiceinc/vagrant,muhanadra/vagrant,senglin/vagrant,iNecas/vagrant,senglin/vagrant,jberends/vagrant,sideci-sample/sideci-sample-vagrant,chrisroberts/vagrant,signed8bit/vagrant,taliesins/vagrant,dharmab/vagrant,invernizzi-at-google/vagrant,mephaust/vagrant,carlosefr/vagrant,wkolean/vagrant,gbarberi/vagrant,philoserf/vagrant,rivy/vagrant,chrisroberts/vagrant,teotihuacanada/vagrant,mwarren/vagrant,PatOShea/vagrant,crashlytics/vagrant,apertoso/vagrant,nickryand/vagrant,tbarrongh/vagrant,jtopper/vagrant,ianmiell/vagrant,taliesins/vagrant,stephancom/vagrant,shtouff/vagrant,jtopper/vagrant,myrjola/vagrant,tschortsch/vagrant,sideci-sample/sideci-sample-vagrant,tbarrongh/vagrant,jkburges/vagrant,muhanadra/vagrant,benh57/vagrant,taliesins/vagrant,bmhatfield/vagrant,mpoeter/vagrant,pwnall/vagrant,mitchellh/vagrant,philwrenn/vagrant,kalabiyau/vagrant,PatrickLang/vagrant,bryson/vagrant,PatrickLang/vagrant,msabramo/vagrant,sni/vagrant,Avira/vagrant,TheBigBear/vagrant,petems/vagrant,stephancom/vagrant,sax/vagrant,kamazee/vagrant,tomfanning/vagrant,wangfakang/vagrant,dhoer/vagrant,TheBigBear/vagrant,petems/vagrant,evverx/vagrant,bshurts/vagrant,gitebra/vagrant,ianmiell/vagrant,Sgoettschkes/vagrant,tjanez/vagrant,dustymabe/vagrant,signed8bit/vagrant,zsjohny/vagrant,ArloL/vagrant,sferik/vagrant,wkolean/vagrant,mpoeter/vagrant,webcoyote/vagrant,simonsd/vagrant,justincampbell/vagrant,ferventcoder/vagrant,jkburges/vagrant,philoserf/vagrant,Chhunlong/vagrant,darkn3rd/vagrant,lonniev/vagrant,msabramo/vagrant,aaam/vagrant,BlakeMesdag/vagrant,shtouff/vagrant,msabramo/vagrant,janek-warchol/vagrant,jean/vagrant,jmanero/vagrant,apertoso/vagrant,fnewberg/vagrant,zsjohny/vagrant,aaam/vagrant,sferik/vagrant,samphippen/vagrant,senglin/vagrant,pwnall/vagrant,kalabiyau/vagrant,tknerr/vagrant,bmhatfield/vagrant,bshurts/vagrant,Chhunlong/vagrant,darkn3rd/vagrant,samphippen/vagrant,philoserf/vagrant,tknerr/vagrant,dharmab/vagrant,benizi/vagrant,blueyed/vagrant,marxarelli/vagrant,BlakeMesdag/vagrant,tjanez/vagrant,legal90/vagrant,Sgoettschkes/vagrant,mephaust/vagrant,Chhunlong/vagrant,bryson/vagrant,Chhed13/vagrant,fnewberg/vagrant,blueyed/vagrant,channui/vagrant,ArloL/vagrant,chrisroberts/vagrant,bdwyertech/vagrant,gbarberi/vagrant,bdwyertech/vagrant,ianmiell/vagrant,carlosefr/vagrant,ferventcoder/vagrant,petems/vagrant,jean/vagrant,gbarberi/vagrant,otagi/vagrant,jfchevrette/vagrant,teotihuacanada/vagrant,vamegh/vagrant,denisbr/vagrant,tomfanning/vagrant,chrisvire/vagrant,otagi/vagrant,kamazee/vagrant,johntron/vagrant,gajdaw/vagrant,lukebakken/vagrant,jtopper/vagrant,janek-warchol/vagrant,Sgoettschkes/vagrant,p0deje/vagrant,PatrickLang/vagrant,genome21/vagrant,mephaust/vagrant,wkolean/vagrant,philwrenn/vagrant,h4ck3rm1k3/vagrant,webcoyote/vagrant,Endika/vagrant,cgvarela/vagrant,Chhed13/vagrant,tjanez/vagrant,kalabiyau/vagrant,jmanero/vagrant,ArloL/vagrant,crashlytics/vagrant,jfchevrette/vagrant,doy/vagrant,modulexcite/vagrant,lonniev/vagrant,tomfanning/vagrant,gbarberi/vagrant,crashlytics/vagrant,genome21/vagrant,kamazee/vagrant,patrys/vagrant,doy/vagrant,gitebra/vagrant,loren-osborn/vagrant,clinstid/vagrant,dharmab/vagrant,ferventcoder/vagrant,kamigerami/vagrant,Endika/vagrant,sax/vagrant,janek-warchol/vagrant,tknerr/vagrant,sni/vagrant,modulexcite/vagrant,PatrickLang/vagrant,webcoyote/vagrant,mpoeter/vagrant,krig/vagrant,genome21/vagrant,gpkfr/vagrant,patrys/vagrant,cgvarela/vagrant,loren-osborn/vagrant,sni/vagrant,juiceinc/vagrant,bheuvel/vagrant,wangfakang/vagrant,lukebakken/vagrant,mwrock/vagrant,benh57/vagrant,chrisvire/vagrant,jhoblitt/vagrant,invernizzi-at-google/vagrant,marxarelli/vagrant,kamazee/vagrant,clinstid/vagrant,samphippen/vagrant,mitchellh/vagrant,krig/vagrant,Chhed13/vagrant,Ninir/vagrant,aaam/vagrant,legal90/vagrant,marxarelli/vagrant,aaam/vagrant,bmhatfield/vagrant,juiceinc/vagrant,mitchellh/vagrant,signed8bit/vagrant,evverx/vagrant,obnoxxx/vagrant,rivy/vagrant,benh57/vagrant,wkolean/vagrant,marxarelli/vagrant,juiceinc/vagrant,philoserf/vagrant,myrjola/vagrant,Avira/vagrant,Ninir/vagrant,miguel250/vagrant,tbriggs-curse/vagrant,jean/vagrant,patrys/vagrant,lonniev/vagrant,lukebakken/vagrant,tschortsch/vagrant,jtopper/vagrant,muhanadra/vagrant,chrisvire/vagrant,Ninir/vagrant,chrisroberts/vagrant,gitebra/vagrant,jberends/vagrant,gpkfr/vagrant,dhoer/vagrant,bshurts/vagrant,jhoblitt/vagrant,krig/vagrant,denisbr/vagrant,jmanero/vagrant,teotihuacanada/vagrant,loren-osborn/vagrant,dhoer/vagrant,h4ck3rm1k3/vagrant,kamigerami/vagrant,glensc/vagrant,denisbr/vagrant,aneeshusa/vagrant,stephancom/vagrant,tbarrongh/vagrant,theist/vagrant,PatOShea/vagrant,mwrock/vagrant,modulexcite/vagrant,aneeshusa/vagrant,Endika/vagrant,cgvarela/vagrant,senglin/vagrant,Avira/vagrant,benizi/vagrant,lonniev/vagrant,lukebakken/vagrant,tknerr/vagrant,theist/vagrant,benh57/vagrant,sni/vagrant,justincampbell/vagrant,carlosefr/vagrant,dustymabe/vagrant,nickryand/vagrant,MiLk/vagrant,mkuzmin/vagrant,doy/vagrant,nickryand/vagrant,justincampbell/vagrant,wangfakang/vagrant,cgvarela/vagrant,jhoblitt/vagrant,MiLk/vagrant,p0deje/vagrant,genome21/vagrant,brianloveswords/vagrant,iNecas/vagrant,jmanero/vagrant,MiLk/vagrant,sax/vagrant,otagi/vagrant,vamegh/vagrant,mkuzmin/vagrant,krig/vagrant,sferik/vagrant,gajdaw/vagrant,h4ck3rm1k3/vagrant,patrys/vagrant,legal90/vagrant,loren-osborn/vagrant,chrisvire/vagrant,crashlytics/vagrant,p0deje/vagrant,kamigerami/vagrant,jkburges/vagrant,vamegh/vagrant,dustymabe/vagrant,vamegh/vagrant,miguel250/vagrant,mwrock/vagrant,mwarren/vagrant,darkn3rd/vagrant,johntron/vagrant,mwarren/vagrant,zsjohny/vagrant,ferventcoder/vagrant,h4ck3rm1k3/vagrant,samphippen/vagrant,benizi/vagrant,tbriggs-curse/vagrant,apertoso/vagrant,Chhed13/vagrant,Avira/vagrant,invernizzi-at-google/vagrant,msabramo/vagrant,shtouff/vagrant,otagi/vagrant,blueyed/vagrant,obnoxxx/vagrant,stephancom/vagrant,bryson/vagrant,BlakeMesdag/vagrant,channui/vagrant,PatOShea/vagrant,Endika/vagrant,bheuvel/vagrant,rivy/vagrant,miguel250/vagrant,jkburges/vagrant,legal90/vagrant,ArloL/vagrant,myrjola/vagrant,Sgoettschkes/vagrant,carlosefr/vagrant,jean/vagrant,jfchevrette/vagrant,aneeshusa/vagrant,teotihuacanada/vagrant,shtouff/vagrant,mwrock/vagrant,kalabiyau/vagrant,jberends/vagrant,glensc/vagrant,justincampbell/vagrant,mkuzmin/vagrant,petems/vagrant,invernizzi-at-google/vagrant,rivy/vagrant,miguel250/vagrant,bheuvel/vagrant,dustymabe/vagrant,pwnall/vagrant,bdwyertech/vagrant,gitebra/vagrant,mephaust/vagrant,tbriggs-curse/vagrant,fnewberg/vagrant,zsjohny/vagrant,apertoso/vagrant,channui/vagrant,dhoer/vagrant,jberends/vagrant,webcoyote/vagrant,modulexcite/vagrant,kamigerami/vagrant,doy/vagrant,darkn3rd/vagrant,denisbr/vagrant,jhoblitt/vagrant,ianmiell/vagrant,iNecas/vagrant,benizi/vagrant,bdwyertech/vagrant,TheBigBear/vagrant,theist/vagrant,tschortsch/vagrant,myrjola/vagrant,blueyed/vagrant,nickryand/vagrant,dharmab/vagrant,clinstid/vagrant,mwarren/vagrant,bshurts/vagrant,jfchevrette/vagrant,aneeshusa/vagrant,PatOShea/vagrant,taliesins/vagrant,gpkfr/vagrant,sideci-sample/sideci-sample-vagrant,signed8bit/vagrant,TheBigBear/vagrant,gajdaw/vagrant,wangfakang/vagrant,tomfanning/vagrant,johntron/vagrant,fnewberg/vagrant,philwrenn/vagrant,evverx/vagrant,mitchellh/vagrant,tjanez/vagrant,bheuvel/vagrant,mpoeter/vagrant,tschortsch/vagrant,tbriggs-curse/vagrant,mkuzmin/vagrant